We found 2 dictionaries that define the word ditch diggers:

General (2 matching dictionaries)

1. ditch diggers: Vocabulary.com
2. ditch-diggers: Wordnik

(Note: See ditch_digger as well.)

Definitions from WordNet (ditch digger) ▸ noun:  a laborer who digs ditches ▸ Also see ditch_digger ▸ Words similar to ditch diggers ▸ Usage examples for ditch diggers ▸ Idioms related to ditch diggers ▸ Wikipedia articles (New!) ▸ Words that often appear near ditch diggers ▸ Rhymes of ditch diggers ▸ Invented words related to ditch diggers